Unexplained deaths in Peru

A dog looks at a dead pelican lying along Cerro Azul beach in Canete, Lima, May 6, 2012. Peru's government declares a health alert along its northern coastline after at least 1,200 birds and an estimated 800 dolphins have washed up dead in the same area in recent months.

Unexplained deaths of birds and dolphins in Peru

•May 20, 2012

Peru's government declares a health alert along its northern coastline after at least 1,200 birds and an estimated 800 dolphins have washed up dead in the same area in recent months.